IPVS: ftp: loaded support on port[0] = 21 ============================= kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: -1962176152 Comm: ksoftirqd/1 Not tainted 4.20.0-rc4+ #326 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:task_css include/linux/cgroup.h:477 [inline] RIP: 0010:task_ca kernel/sched/cpuacct.c:43 [inline] RIP: 0010:cpuacct_account_field+0x140/0x3d0 kernel/sched/cpuacct.c:365 Code: 26 96 08 00 85 c0 74 0d 80 3d a9 ac b2 08 00 0f 84 a4 01 00 00 49 8d 7e 10 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 02 00 00 4d 8b 7e 10 49 81 ff a0 1d 58 89 0f RSP: 0018:ffff8881daf078a8 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffff8881daf07918 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 00000000ffff8881 RDI: 0000000000000011 RBP: ffff8881daf07940 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff1281b45 R11: ffffffff895a9ce3 R12: 000000000044c479 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881d9b4a440 FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000671e80 CR3: 00000001cdd3a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cgroup_account_cputime_field include/linux/cgroup.h:775 [inline] task_group_account_field kernel/sched/cputime.c:108 [inline] account_system_index_time+0x1e8/0x5d0 kernel/sched/cputime.c:171 irqtime_account_process_tick.isra.6+0x38e/0x490 kernel/sched/cputime.c:380 account_process_tick+0x282/0x350 kernel/sched/cputime.c:483 update_process_times+0x21/0x70 kernel/time/timer.c:1634 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274 __run_hrtimer kernel/time/hrtimer.c:1398 [inline] __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1034 [inline] smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1059 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 Modules linked in: ---[ end trace 0cb7e21c3f1d8134 ]--- RIP: 0010:task_css include/linux/cgroup.h:477 [inline] RIP: 0010:task_ca kernel/sched/cpuacct.c:43 [inline] RIP: 0010:cpuacct_account_field+0x140/0x3d0 kernel/sched/cpuacct.c:365 Code: 26 96 08 00 85 c0 74 0d 80 3d a9 ac b2 08 00 0f 84 a4 01 00 00 49 8d 7e 10 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 02 00 00 4d 8b 7e 10 49 81 ff a0 1d 58 89 0f RSP: 0018:ffff8881daf078a8 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffff8881daf07918 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 00000000ffff8881 RDI: 0000000000000011 RBP: ffff8881daf07940 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff1281b45 R11: ffffffff895a9ce3 R12: 000000000044c479 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881d9b4a440 FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000671e80 CR3: 00000001cdd3a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400